Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,567,149",
      "signature": "0xb8cdee0d47b2cd55cd5fe0b36b95b230605789da198b619465f25a33538c699998023c1e21bc317621bf6e08cb729368",
      "randomness": "0x461fd9587e41d4954a9807f982059af4b19fa114c39321ef5b2f394ebb73b61a"
    }
  ],
  "blockNumber": "7,412,123"
}

{
  "Sr25519": "0xf273d246ad9501d94d84fde0a1b7218723eb46142a5061ffac8b4116f21bba3fd7cf0cd838e2e9880cbc8244c8f672d42f9173adc0f68273b4ffc8c6b7c13b8f"
}